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民用PVC-U给水管规格包含两个要素：公称外径、公称壁厚。以知名管道品牌联塑为例，民用PVC-U给水管规格如下：
|
公称外径dm(mm) |
公称壁厚(mm) |
||||||
|
0.63 |
0.8 |
1.0 |
1.25 |
1.6 |
2.0 |
2.5 |
|
|
20 |
_ |
_ |
_ |
_ |
_ |
2.0 |
2.3 |
|
25 |
_ |
_ |
_ |
_ |
2.0 |
2.3 |
2.8 |
|
32 |
_ |
_ |
_ |
2.0 |
2.4 |
2.9 |
3.6 |
|
40 |
_ |
_ |
2.0 |
2.4 |
3.0 |
3.7 |
4.5 |
|
50 |
_ |
2.0 |
2.4 |
3.0 |
3.7 |
4.6 |
5.6 |
|
63 |
2.0 |
2.5 |
3.0 |
3.8 |
4.7 |
5.8 |
7.1 |
|
75 |
2.3 |
2.9 |
3.6 |
4.5 |
5.6 |
6.9 |
8.4 |
|
90 |
2.8 |
3.5 |
4.3 |
5.4 |
6.7 |
8.2 |
10.1 |
|
110 |
2.7 |
3.4 |
4.2 |
5.3 |
6.6 |
8.1 |
10.0 |
|
125 |
3.1 |
3.9 |
4.8 |
60. |
7.4 |
9.2 |
11.4 |
|
140 |
3.5 |
4.3 |
5.4 |
6.7 |
8.3 |
10.3 |
12.7 |
|
160 |
4.0 |
4.9 |
6.2 |
7.7 |
9.5 |
11.8 |
14.6 |
|
180 |
4.4 |
5.5 |
6.9 |
8.6 |
10.7 |
13.3 |
16.4 |
|
200 |
4.9 |
6.2 |
7.7 |
9.6 |
11.9 |
14.7 |
18.2 |
|
225 |
5.5 |
6.9 |
8.6 |
10.8 |
13.4 |
16.6 |
_ |
|
250 |
6.2 |
7.7 |
9.6 |
11.9 |
14.8 |
18.4 |
_ |
|
280 |
6.9 |
8.6 |
10.7 |
13.4 |
16.6 |
20.6 |
_ |
|
315 |
7.7 |
9.7 |
12.1 |
15.0 |
18.7 |
23.2 |
_ |
|
355 |
8.7 |
10.9 |
13.6 |
16.9 |
21.1 |
26.1 |
_ |
|
400 |
9.8 |
12.3 |
15.3 |
19.1 |
23.7 |
29.4 |
_ |
|
450 |
11.0 |
13.8 |
17.2 |
21.5 |
26.7 |
33.1 |
_ |
|
500 |
12.3 |
15.3 |
19.1 |
23.9 |
29.7 |
36.8 |
_ |
|
560 |
13.7 |
17.2 |
21.4 |
26.7 |
_ |
_ |
_ |
|
630 |
15.4 |
19.3 |
24.1 |
30.0 |
_ |
_ |
_ |
联塑PVC-U给水管材的有七个公称压力等级：0.63MPa、0.8MPa、1.0MPa、1.25MPa1.6MPa、2.0MPa和2.5MPa，其长度一般为为4米或6米，其他长度须定制。
通过了解民用PVC-U给水管规格，消费者可以更好地根据自身的需求选择合适的产品。除了考虑公称外径、公称壁厚，我们在选择时还应注意管道的耐压性能。
